This American power unit has a track-record unlike any other modern V-8 engine.

Its roots can be traced way back to the '50s.

A stock-based GM 4.3L V6 shocks the dyno with 1,400 horsepower at 33 PSI, proving this twin-turbo truck engine is far ...

From turbo LS builds to boosted Coyotes and nitrous 392 Hemis, here are eight smart, streetable ways to make 700 horsepower ...

Tuners are harnessing the power of the LM7 engine, a budget-friendly $2,000 performance motor found in Chevy Tahoes and Cadillac Escalades.

From 4L80E and Allison six-speeds to the 10R80 and Gear Vendors, these overdrive transmissions reshaped street performance, ...

Balancing performance and price is always tricky when it comes to deciding which crate engine is the right one for your project. It's safe to assume that most enthusiasts would opt for a few extra ...

You've likely heard of plenty of Chevrolet engines known as "LS" in one form or another. But is there actually any deeper meaning to those letters?

GM's LS engine has been swapped into all sorts of cars. Now some enthusiasts are swapping them into airplanes, though with plenty of modifications.